About FTrie.1

FTrie.1 · 2021-09-23

Hello together,after a lot of trouble getting the USB HS port working on the STM32H747 on the STM32H747I-DISCO Discovery kit I’m stuck again. I’m using STM Cube IDE 1.7 and the HAL USB CDC lib.I was able to get USB CDC working on the M4 thanks to htt...

FTrie.1 · 2021-10-13

Hello @Walid ZRELLI ,i just tried it with the new USB FIFO settings and it works. Thanks a lot!Hopefully this will help others with the same problem 

FTrie.1 · 2021-10-12

Hello @Walid ZRELLI ,i haven't looked into it recently, as i changed my design and don't use the USB any longer. But it would still be interesting why it is not working using the HAL driver and dma enabled.In 2 days i have access to the STM32H747I-D...

FTrie.1 · 2021-10-07

Hi @AntonioST ,thanks a lot for the quick and helpful answer!I figured out what my problem was. Apparently it was a casting problem.initially i used: volatile uint32_t *const gpioModerAddr = (uint32_t*)mmapBase + 0x00;but i had to use:volatile uint3...

FTrie.1 · 2021-10-05

Hi, sry for opening this old thread but I have a similar issue.I am using the stm32mp157c in the OSD32MP1-BRK.I tried to access GPIO pins according to the example provided by @AntonioST . In my case i used the GPIOI bank.I am able to write and read ...

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Problem with STM32H747 HS USB DMA.

Re: Problem with STM32H747 HS USB DMA.

Re: Problem with STM32H747 HS USB DMA.

Re: Using mmap in C-Code from Linux application to access GPIOs. I want to control the GPIO PF4 on the STM32MP1 with mmap() due to speed requirements, but the pin is not toggling.

Re: Using mmap in C-Code from Linux application to access GPIOs. I want to control the GPIO PF4 on the STM32MP1 with mmap() due to speed requirements, but the pin is not toggling.